perf, x86: Fix incorrect branches event on AMD CPUs
authorVince Weaver <vweaver1@eecs.utk.edu>
Thu, 1 Jul 2010 19:30:16 +0000 (15:30 -0400)
committerIngo Molnar <mingo@elte.hu>
Sat, 3 Jul 2010 13:19:34 +0000 (15:19 +0200)
commitf287d332ce835f77a4f5077d2c0ef1e3f9ea42d2
treec302334770641d1808393968ee42c34be1e62fcb
parentc214909b36efec632432acdcbfacdd46a6e11370
perf, x86: Fix incorrect branches event on AMD CPUs

While doing some performance counter validation tests on some
assembly language programs I noticed that the "branches:u"
count was very wrong on AMD machines.

It looks like the wrong event was selected.

Signed-off-by: Vince Weaver <vweaver1@eecs.utk.edu>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Robert Richter <robert.richter@amd.com>
Cc: Borislav Petkov <borislav.petkov@amd.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: <stable@kernel.org>
LKML-Reference: <alpine.DEB.2.00.1007011526010.23160@cl320.eecs.utk.edu>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/cpu/perf_event_amd.c